Yearly Archives: 2021

Protective measures against ransomware

The Bavarian State Office for Data Protection Supervision and the IT Law Department of the Bavarian state universities and colleges provide material to assist in prevention.

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Posted in IT-Security, System

BigBlueButton 2.4: New features

On Tuesday, November 30th, 2021, our BigBlueButton cluster has been updated to the latest version 2.4. In the following article, we will introduce new features and improvements to you.

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Posted in E-Learning, Uncategorized

Download recordings from BigBlueButton

In addition to the current website format, recordings in BigBlueButton are now also available for download as mp4-file.

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Posted in E-Learning, Uncategorized

New campus network backbone

In November of this year, the project to renew the campus network backbone was completed. The university locations are now equipped with the latest network technology, which implements redundant and high-performance connections with 100 GB/s between the locations and with 50 GB/s to the German Research Network (DFN).

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Posted in Campus Network, Uncategorized

For students: OPAL – The learning platform at the TU Chemnitz briefly introduced

Startbildschirm OPAL

Welcome to the Chemnitz University of Technology. Your studies are starting and many new tasks and impressions are pelting down on you? You are planning your courses and they all take place in OPAL? You don’t know what and where OPAL is exactly? Here you can find out the most important things.

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Posted in E-Learning, Uncategorized

Zoom – Stay „up to date”

Uhr und Schriftzug UPDATE auf Tafel

Before using the Zoom client, please check that you are working with a current version and update if necessary.

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Posted in Uncategorized

Why don’t I get emails from OPAL?

Sometimes users write to us that they do not receive their lecturers’ emails written via the learning platform OPAL. This problem can often be solved quickly. E-mails sent from the learning platform OPAL have the sender address „“. Sometimes this

Posted in Uncategorized